80% of a number is x. What is 100% of the number? Assume x > 0.​

Here's a calculator  link hope it helps : )

Step-by-step explanation:

https://www.mathpapa.com/algebra-calculator.html

x=1

Step-by-step explanation:

x = -4 + 6 + (11 + 4(-3)).

First get the numbers in the parentheses

x = -4 + 6 + (11 - 12)

Since 11 - 12 = -1. We can replace (11-12) with -1

x = -4 + 6 -1

Now add and subtract

x = 1